Landforms
Intro
Landform Overview
Plate Tectonics
Landforms
Sreams
Delta
Floodplains
Hills
Dunes
Sinkholes
Springs
Caves
Canyons
Mountains/Mountian Ranges
Valleys
Islands
Glaciers
Volcanoes
Links
Real Life Examples
Sources
Volcano
The link that is provided below is a very good rescource to use. Take a look.
http://www.learner.org/interactives/volcanoes/entry.html
This is a labeled diagram on a volcano.